Message ID | 1a2518e3cc19c14a41875ef64c5acc1f16edc813.1641893287.git.michal.simek@xilinx.com |
---|---|
State | Accepted |
Commit | 381e6e5494d422a2adcede3da9f967c22c6ad123 |
Delegated to: | Michal Simek |
Headers | show |
Series | [v4] net: uclass: Save generated ethernet MAC addresses to the environment | expand |
On 1/11/22 10:28, Michal Simek wrote: > When a MAC address is randomly generated we currently only update the > appropriate data structure. For consistency and to re-align with > historic usage, it should be also saved to the appropriate environment > variable as well. > > Cc: Wolfgang Denk <wd@denx.de> > Signed-off-by: Michal Simek <michal.simek@xilinx.com> > Reviewed-by: Ramon Fried <rfried.dev@gmail.com> > [trini: Update Kconfig, handle legacy networking case as well] > Signed-off-by: Tom Rini <trini@konsulko.com> > Acked-by: Ramon Fried <rfried.dev@gmail.com> > --- > > Changes in v4: > - Legacy code was c&p from DM which didn't work. CI found it that's why > new version is required > > Changes in v3: > - Update Kconfig help text with Wolfgang's suggestion > - Reword the commit message to hopefully be clearer > > Changes in v2: > - Update Kconfig help text to reflect this change. > - Update the legacy path to match. > > net/Kconfig | 9 +++++---- > net/eth-uclass.c | 2 ++ > net/eth_legacy.c | 2 ++ > 3 files changed, 9 insertions(+), 4 deletions(-) > > diff --git a/net/Kconfig b/net/Kconfig > index 7a2d14501881..cabe93c6bd29 100644 > --- a/net/Kconfig > +++ b/net/Kconfig > @@ -27,10 +27,11 @@ config BOOTP_SEND_HOSTNAME > config NET_RANDOM_ETHADDR > bool "Random ethaddr if unset" > help > - Selecting this will allow the Ethernet interface to function > - even when the ethaddr variable for that interface is unset. > - A new MAC address will be generated on every boot and it will > - not be added to the environment. > + Selecting this will allow the Ethernet interface to function even > + when the ethaddr variable for that interface is unset. In this case, > + a random MAC address in the locally administered address space is > + generated. It will be saved to the appropriate environment variable, > + too. > > config NETCONSOLE > bool "NetConsole support" > diff --git a/net/eth-uclass.c b/net/eth-uclass.c > index 0da0e85be031..58c308f33276 100644 > --- a/net/eth-uclass.c > +++ b/net/eth-uclass.c > @@ -583,6 +583,8 @@ static int eth_post_probe(struct udevice *dev) > net_random_ethaddr(pdata->enetaddr); > printf("\nWarning: %s (eth%d) using random MAC address - %pM\n", > dev->name, dev_seq(dev), pdata->enetaddr); > + eth_env_set_enetaddr_by_index("eth", dev_seq(dev), > + pdata->enetaddr); > #else > printf("\nError: %s address not set.\n", > dev->name); > diff --git a/net/eth_legacy.c b/net/eth_legacy.c > index f383ccce0b92..0b282d918bec 100644 > --- a/net/eth_legacy.c > +++ b/net/eth_legacy.c > @@ -164,6 +164,8 @@ int eth_write_hwaddr(struct eth_device *dev, const char *base_name, > net_random_ethaddr(dev->enetaddr); > printf("\nWarning: %s (eth%d) using random MAC address - %pM\n", > dev->name, eth_number, dev->enetaddr); > + eth_env_set_enetaddr_by_index("eth", eth_number, > + dev->enetaddr); > #else > printf("\nError: %s address not set.\n", > dev->name); Applied. M
diff --git a/net/Kconfig b/net/Kconfig index 7a2d14501881..cabe93c6bd29 100644 --- a/net/Kconfig +++ b/net/Kconfig @@ -27,10 +27,11 @@ config BOOTP_SEND_HOSTNAME config NET_RANDOM_ETHADDR bool "Random ethaddr if unset" help - Selecting this will allow the Ethernet interface to function - even when the ethaddr variable for that interface is unset. - A new MAC address will be generated on every boot and it will - not be added to the environment. + Selecting this will allow the Ethernet interface to function even + when the ethaddr variable for that interface is unset. In this case, + a random MAC address in the locally administered address space is + generated. It will be saved to the appropriate environment variable, + too. config NETCONSOLE bool "NetConsole support" diff --git a/net/eth-uclass.c b/net/eth-uclass.c index 0da0e85be031..58c308f33276 100644 --- a/net/eth-uclass.c +++ b/net/eth-uclass.c @@ -583,6 +583,8 @@ static int eth_post_probe(struct udevice *dev) net_random_ethaddr(pdata->enetaddr); printf("\nWarning: %s (eth%d) using random MAC address - %pM\n", dev->name, dev_seq(dev), pdata->enetaddr); + eth_env_set_enetaddr_by_index("eth", dev_seq(dev), + pdata->enetaddr); #else printf("\nError: %s address not set.\n", dev->name); diff --git a/net/eth_legacy.c b/net/eth_legacy.c index f383ccce0b92..0b282d918bec 100644 --- a/net/eth_legacy.c +++ b/net/eth_legacy.c @@ -164,6 +164,8 @@ int eth_write_hwaddr(struct eth_device *dev, const char *base_name, net_random_ethaddr(dev->enetaddr); printf("\nWarning: %s (eth%d) using random MAC address - %pM\n", dev->name, eth_number, dev->enetaddr); + eth_env_set_enetaddr_by_index("eth", eth_number, + dev->enetaddr); #else printf("\nError: %s address not set.\n", dev->name);